Physics · Logic Gates
Which of the following are correct statements about logic gates and their combinations? (A) The output of an EX-OR gate is a logic '1' when the inputs are unlike and a logic '0' when the inputs are like. (B) The output of a NAND gate is a logic '1' when all its inputs are a logic '1'. (C) The output of a two-input EX-NOR gate is a logic '1' when the inputs are like and a logic '0' when they are unlike. (D) Shorting the inputs of a NOR gate gives a NOT circuit. Choose the correct answer from the options given below:
- 1(B), (C) and (D) only
- 2(A), (B), (C) and (D)
- 3(A), (B) and (C) only
- 4(A), (C) and (D) only✓
Correct answer
(A), (C) and (D) only
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